introduce OMAP3_HAS_UART_NO_EMPTY_FIFO_READ feature
this feature is set for omap3630 and omap4 currently as
empty uart rx fifo read causes an abort
check on this feature on omap3630 and omap4 for now and extend for future
vairants in future
Patch history:
V1: initial implementation
http://patchwork.kernel.org/patch/60785/
http://patchwork.kernel.org/patch/60786/
V2: incorporate review comments from Alan Cox
http://patchwork.kernel.org/patch/60785/
to remove 8250.c file changes by override serial_in
No 8250 driver change required now
V3: incorporate review comments
khilman: make function override only for affected silicons
nishant m: interoduce has_feature check, rather than cpu_is
anand g: minor commit message change
Vikram Pandita (2):
omap: introduce uart_no_empty_fifo_read feature
omap: serial: fix non-empty uart fifo read abort
arch/arm/mach-omap2/id.c | 7 +++++++
arch/arm/mach-omap2/serial.c | 21 +++++++++++++++++++++
arch/arm/plat-omap/include/plat/cpu.h | 2 ++
3 files changed, 30 insertions(+), 0 deletions(-)
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